NET
13 For I can testify that he has worked hard for you and for those in Laodicea and Hierapolis.
Darby
13 For I bear him witness that he labours much for you, and them in Laodicea, and them in Hierapolis.
KJV
13 For I bear him record, that he hath a great zeal for you, and them [that are] in Laodicea, and them in Hierapolis.